28342135

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{2753}}^1$

素因数の和:2858

約数の個数: 16

約数和(自身を含む): 35691840

約数和(自身を除く): 7349705

約数列:

[1, 5, 29, 71, 145, 355, 2059, 2753, 10295, 13765, 79837, 195463, 399185, 977315, 5668427, 28342135]

約数ペア:

[(1, 28342135), (5, 5668427), (29, 977315), (71, 399185), (145, 195463), (355, 79837), (2059, 13765), (2753, 10295)]